TM 5-4220-201-12
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1-4. Destruction of Army Materiel to Prevent Enemy Use
Refer to chapter 5 for instructions on destroying the B-7 life preserver.
Section II. DESCRIPTION AND DATA
1-5. Description
The type B-7 underarm life preserver (fig. 1-2 and 1-3) consists of two
rubber-coated, fabric, flotation cells (fig. 1-4) each packed into a
container. The container is attached to an adjustable harness which
secures the preserver to
the body. The preserver has sufficient buoyancy to support a 300-
pound load. The life preserver is inflated with CO (carbon dioxide) gas.
Two CO. cylinders (fig. 1-5), one for each flotation cell, are provided
for this purpose.
1-6. Tabulated Data
a.
Type B-7 Life Preserver.
Specification ................................ ......... MIL-L-52052C (ME)
1-3